1f7d97acc6
Files correlati : bs Commento : - Sistemato aggiunta nuovo programma - Creata libreria di utility con funzioni in comune - Cambiato metodo di pulizia db git-svn-id: svn://10.65.10.50/branches/R_10_00@24423 c028cbd2-c16b-5b4b-a496-9718f37d4682
104 lines
1.8 KiB
C++
104 lines
1.8 KiB
C++
#include "bsutility.h"
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// Converte una TDate in una data SQL
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const TString& date2sql(const TDate& d, int hour)
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{
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TString& tmp = get_tmp_string();
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if (d.ok())
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{
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tmp.format("'%04d-%02d-%02d", d.year(), d.month(), d.day());
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switch (hour)
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{
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case 1:
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tmp << "T00:00:00.000'";
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break;
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case 2:
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tmp << "T23:59:59.999'";
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break;
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default:
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case 0:
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tmp << "'";
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}
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}
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else
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tmp = "NULL";
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return tmp;
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}
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const TString& var2sql(const TVariant& var)
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{
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TString& tmp = get_tmp_string();
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switch (var.type())
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{
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case _nullfld:
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tmp = "NULL";
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break;
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case _boolfld:
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tmp = var.as_bool() ? "1" : "0";
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break;
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case _datefld:
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tmp = date2sql(var.as_date());
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break;
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case _intfld:
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case _longfld:
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var.as_string(tmp);
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break;
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case _realfld:
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if (var.is_empty())
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tmp = "0";
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else
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{
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tmp = var.as_real().string(0, 2);
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if (tmp.ends_with(".00"))
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tmp.rtrim(3);
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}
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break;
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default:
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{
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var.as_string(tmp);
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const int pos = tmp.find('\'');
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if (pos >= 0)
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{
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for (int i = tmp.len() - 1; i >= pos; i--)
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if (tmp[i] == '\'') tmp.insert("'", i);
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}
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tmp.insert("'");
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tmp << "'";
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}
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break;
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}
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return tmp;
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}
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const TString& expr2sql(const TISAM_recordset& set, const char* expr)
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{
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TVariant var;
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TExpression e(expr, _strexpr, true);
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if (e.numvar() == 0)
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{
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if (real::is_natural(expr))
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var = atoi(expr);
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else
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var = expr;
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}
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else
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if (e.numvar() == 1 && xvt_str_same(e.varname(0), expr))
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{
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var = set.get(expr);
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}
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else
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{
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for (int v = e.numvar() - 1; v >= 0; v--)
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{
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var = set.get(e.varname(v));
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if (var.is_real() || var.is_bool())
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e.setvar(v, var.as_real());
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else
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e.setvar(v, var.as_string());
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}
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var = e.as_string();
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}
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return var2sql(var);
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} |